NGC1640 Galaxy in Eridanus
| DATE | 08 Jan 2021 |
| TELESCOPE OPTICS | 508 mm mirror f.4 . effective f4.6 with paracorr2. ccd Kodak KAF8300 3326 x 2504px 5.4 x 5.4µm |
| EXPOSURE | binning 2: composite image, 16 min |
| IMAGE SIZE (ARCMIN) | 26 |
| LIGHT TRAVEL TIME (Derived Redshift. Millions Light Years) | NGC1640 = 70 |
| MAGNITUDE | NGC1640 = 12.42 |
| POSITION RA-DEC J2000 | NGC1640 = 04:42:14.50 -20:26:05.0 |
| POSITION ANGLE: | 235 |
| Rotation Velocity km/s | 213 |
| Size (Light Years) | 56,500 |
| DETAILS | NGC1640 is a barred spiralgalaxy. Supernova SN 1990aj was discovered here. |
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